Where can I watch Protocol: Rain for free?

Watch Protocol: Rain free in HD on Castle. Download the Castle App to stream all seasons and episodes with Telugu, Tamil audio — no subscription, no signup needed.

How many seasons of Protocol: Rain are available on Castle?

Castle has all 1 seasons of Protocol: Rain, with a total of 12 episodes streaming free in HD.

What languages is Protocol: Rain available in?

On Castle, Protocol: Rain is available in Telugu, Tamil, all in HD.

Who stars in Protocol: Rain?

Protocol: Rain stars Kenshô Ono, Sora Amamiya, Inori Minase, Momo Asakura.

When did Protocol: Rain first premiere?

Protocol: Rain premiered on 2023-10-07 and is now streaming free on Castle.

Is the Castle App safe to download?

Yes. The Castle APK is a verified safe file. It requires only basic Android permissions and does not need root access. Compatible with Android 6.0 and above.

Protocol: Rain

2023•12 epsIMDB 5.5

Crafted by the series creative team, Protocol: Rain Season 1 brings Kenshô Ono back alongside Sora Amamiya in a chapter that refuses to slow down. Set against Japan, the season unravels After his father was killed in an accident and his sister was injured, Shun Tokinoya works at an esports cafe. While the cafe is in debt, he and his friends hope to win the "Xaxerion Championship"… with action storytelling across 12 episodes, exploring themes of action in ways that elevate the series to new heights.